Máy đo độ ồn Flus MT- 901A (VT-MDDA29)
Máy đo độ ồn Flus MT 901A
Applied standard | IEC61672-1 CLASS2 |
Measuring level range | 30dB ~ 130dB |
Operating conditions | - 20℃~60℃,10%RH~90%RH |
Storage conditions | -20℃~60℃,10%RH~75%RH |
Accuracy | ±1.4dB |
Resolution | 0.1dB |
Frequency range | 31.5Hz ~ 8KHz |
Dynamic range | 50dB |
Data update | 0.5 second |
Frequency weighting | dBA or dBC |
Microphone | 1/2 inch electret condenser |
Dimension(L*W*H) | 144* 55* 38mm |
Weight | 90g |
Power supply | one 9V battery |